The Difference Between Hydraulic and Non-Hydraulic Lime Explained

hydraulic lime in paper bags

In the world of building materials, you may come across two types of lime: hydraulic and non-hydraulic lime. Understanding the differences between these two materials is crucial for choosing the right one for your construction or restoration project. Hydraulic lime is made from impure limestone, which gives it the ability to set through hydrolysis, a … Read more

Is Hydraulic or Hydrated Lime Better for Pointing?


When it comes to pointing, a crucial step in masonry and brickwork, the type of lime you use can significantly impact the outcome. Two common types of lime used in pointing are hydraulic lime and hydrated lime. Understanding their differences, strengths, and properties is essential for selecting the right lime for your project. Hydraulic lime … Read more

Does Lime Make Mortar Sticky?


Lime mortar has been popular in construction and masonry work for centuries. Its sticky consistency makes it stand out among other types of mortar. This is due to the combination of lime with other ingredients, such as sand, stone dust and water, which together create a workable, sticky, adhesive mixture. The stickiness of lime mortar … Read more

Hydrated Lime Uses: From Construction to Agriculture

hydrated lime powder

Builders have been using lime in construction for centuries. Hydrated lime is a versatile material used in various construction applications. It is made by adding water to quicklime, which is produced by heating limestone in a kiln. The result is a fine white powder that is used extensively in construction. One of construction’s most common … Read more

Hydrated Lime vs Hydraulic Lime: What Are The Differences?

limestone and quicklime

When it comes to construction, lime is a versatile material that has been used for centuries. It is a key ingredient in mortar, plaster, and concrete. However, different types of lime are available, and it is important to understand the differences between them to ensure that the right type is used for a specific application. … Read more

Fat Lime in Construction: Uses, Advantages, and Limitations


Fat lime is a brilliant and versatile building material. Not only is it easy to use, but it creates extremely plastic and workable mortars, plasters and renders. So what are the common uses of fat lime? Fat lime, also known as lime putty, slaked lime and calcium lime, is a thick, creamy-looking material. Fat lime … Read more

Can Lime be Used Instead of Cement?

cement mortar close up

Both lime and cement are commonly used in construction today. Lime is usually used to repair old or historic buildings where cement is unsuitable. Cement is often used just about everywhere else due to its low cost, quick set times and ease of use. A common question is; Can lime be used instead of cement? … Read more

Quicklime vs Fat Lime: The Differences and Their Uses


Lime has been used in construction for thousands of years worldwide. It has only been replaced by cement in the last 100 or so years. This makes lime and information on the restoration of lime incredibly important. A common question is; What is the difference between quicklime and fat lime? Quicklime is the powdery material … Read more

The Effects of Freezing on Lime Mortar and Plaster

frosty morning in woods

Lime mortar and plaster can be severely impacted by weather and temperature changes. Most building materials should not be used in temperatures below 5°C. So what effect does cold winter weather have on lime building materials? Lime mortar and plaster should not be used in conditions colder than 5°C. Generally, the lower the temperature, the … Read more

What Is Fat Lime?


Lime is a highly versatile building material that has been used for thousands of years. Over the years, the terminology used to describe the different limes has expanded. This can make it confusing to understand, especially if you are new to lime building materials. So, what is fat lime? Fat lime is a synonym for … Read more